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find the surface area of this cylinder. r = 3 and h = 5
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GPT-5 mini
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Total surface area = 2πr(r + h).
With r = 3, h = 5:
Total SA = 2π·3·(3 + 5) = 2π·3·8 = 48π ≈ 150.8 square units.
(If you meant lateral surface area only: 2πrh = 2π·3·5 = 30π ≈ 94.25.)
With r = 3, h = 5:
Total SA = 2π·3·(3 + 5) = 2π·3·8 = 48π ≈ 150.8 square units.
(If you meant lateral surface area only: 2πrh = 2π·3·5 = 30π ≈ 94.25.)
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